This article is a stub. You can help District 9 Wiki by expanding it. Schematic of the AMR-B4. The AMR-B43, sometimes referred to as the "Sonic blaster," is a repulsor-type alien weapon that stabilizes sound and projects it at desired enemies. Wikus used this weapon to defend himself from a group of Nigerians. Gallery Edit District 9 weapon in action Retrieved from "https://district9.fandom.com/wiki/AMR-B43?oldid=5600" Categories: Article stubs District 9 Technology Weapons (non-human) Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.